attention-deficit-disorder

Oh, and they said I have ADD, too." He lit a cigarette, his first of the day, and took a long, grateful drag. "But listen mate, I once sucked a geezer for twenty minutes to get him off. The clock was just over his shoulder and I timed it. Attention deficit?" He blew out a plume of smoke. "I don't think so.

There is nothing more entertaining then leaving someone speechless. Yet, there is nothing sadder than realizing that person was incapable of retaining half of what you said, and will repeat the story all wrong to someone else.